ScreenRec Streaming Video Recorder - ScreenRec is a free streaming recorder with audio that lets you capture hours of live video from any website.

Minitube - Minitube is a YouTube desktop application.

4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.

YouView - Browse, watch, convert, and download YouTube videos on your Mac faster, because YouView uses the core technologies of Mac OS X to play instead of Flash allowing video to run smoother on systems with lower specs.

iEasyRecorder - iEasyRecorder is a powerful Mac audio recording program which allows you to record audio, sounds and music from any applications.

Tubbler - YouTube Movie Player for Mac OS X.